Cost of Living Comparison Between O'Fallon, IL and Lima
For one person, living is cheaper in Lima: $1,042 a month against $2,634 in O’Fallon, IL, rent and utilities included – about $19,100 less a year. Rent and utilities account for most of the difference.
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O'Fallon, IL Living Index126Cost of Living Index in O'Fallon, ILLearn more -
Lima Living Index50Cost of Living Index in LimaLearn more
How much you'll spend in O'Fallon, IL and in Lima
Real prices from locals and on-the-ground checks – rent, groceries, transit and the daily extras. Here's what a month in O'Fallon, IL and in Lima actually costs, broken down by who's living it.
Monthly costs for one person with rent: $2,634 in O’Fallon, IL versus $1,042 in Lima.
- O'Fallon, IL $2,634
- Lima $1,042
Estimated couple costs with rent: $3,832 in O’Fallon, IL versus $1,651 in Lima.
- O'Fallon, IL $3,832
- Lima $1,651
Monthly costs for a family of three with rent: $5,029 in O’Fallon, IL versus $2,259 in Lima.
- O'Fallon, IL $5,029
- Lima $2,259
Living in O’Fallon, IL is roughly 153% more expensive than in Lima, and outside of rent the biggest gap is in groceries.
The two cities straddle the global median: O’Fallon, IL is 95% above, Lima is 23% below.
CityCost data is based on AI and user input – minor inaccuracies may occur.
Last update for O'Fallon, IL: October 31, 2026
Last update for Lima: October 31, 2026
Categories marked with * are only partly priced – their share counts the items that do have prices.
Cost Breakdown
A one-bedroom apartment in the center runs $1,575 in O’Fallon, IL and $727 in Lima. Housing cost is often the main lever when comparing two cities.
Dining out: $76 in O’Fallon, IL vs $34 in Lima for a mid-range dinner for two. Groceries echo the gap at $461 vs $228 per month, with Lima cheaper across the board.
- O'Fallon, IL Lima 5,790 km ≈ 8 h nonstop flight
- O'Fallon, IL
- Lima
Distances are measured in a straight line. Your location is detected approximately.
City Median Internet Speeds Comparison (Updated April 2026)
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